64670984

素因数分解:

$2^3\times 7^2\times {\mathrm{19}}^2\times {\mathrm{457}}^1$

素因数の和:515

約数の個数: 72

約数和(自身を含む): 149195790

約数和(自身を除く): 84524806

約数列:

[1, 2, 4, 7, 8, 14, 19, 28, 38, 49, 56, 76, 98, 133, 152, 196, 266, 361, 392, 457, 532, 722, 914, 931, 1064, 1444, 1828, 1862, 2527, 2888, 3199, 3656, 3724, 5054, 6398, 7448, 8683, 10108, 12796, 17366, 17689, 20216, 22393, 25592, 34732, 35378, 44786, 60781, 69464, 70756, 89572, 121562, 141512, 164977, 179144, 243124, 329954, 425467, 486248, 659908, 850934, 1154839, 1319816, 1701868, 2309678, 3403736, 4619356, 8083873, 9238712, 16167746, 32335492, 64670984]

約数ペア:

[(1, 64670984), (2, 32335492), (4, 16167746), (7, 9238712), (8, 8083873), (14, 4619356), (19, 3403736), (28, 2309678), (38, 1701868), (49, 1319816), (56, 1154839), (76, 850934), (98, 659908), (133, 486248), (152, 425467), (196, 329954), (266, 243124), (361, 179144), (392, 164977), (457, 141512), (532, 121562), (722, 89572), (914, 70756), (931, 69464), (1064, 60781), (1444, 44786), (1828, 35378), (1862, 34732), (2527, 25592), (2888, 22393), (3199, 20216), (3656, 17689), (3724, 17366), (5054, 12796), (6398, 10108), (7448, 8683)]